"I reckon it would be good to have the option of wireframe or simple filled polygons to had some solidity to it."

As far as I remember, the game data contains the vertices only, without any information about the relation between them. Read: there's no telling what polygons the vertices should form. It could be possible to infer it via some geometric algorithm though.

"If I were to go as far as porting Mercenary & Second City myself, I'd definitely make an editor in the hope that others would be encouraged to make a 3rd version or more."

To create an editor for maybe one meaningful version of the game is a large overkill. But it would make sense to enable passing custom game data to the game engine through plugins interface (i.e. you'd have to code them instead of editing them).

Good luck with that Andreas. I have tried and tried to get a response from the MDDClone author but he never answered. After that I decided to try disassembling the Amiga version of Mercenary and... more